What’s Vulnerable › Vulnerabilities

CVE-2013-0281

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-11-23 · updated 2026-06-16
• Weakness: CWE-399

Description

Pacemaker 1.1.10, when remote Cluster Information Base (CIB) configuration or resource management is enabled, does not limit the duration of connections to the blocking sockets, which allows remote attackers to cause a denial of service (connection blocking).

Affected products

• ClusterLabs pacemaker: 1.1.10
• Red Hat Enterprise Linux: 6.0

References

• http://rhn.redhat.com/errata/RHSA-2013-1635.html
• https://bugzilla.redhat.com/show_bug.cgi?id=891922
• https://github.com/ClusterLabs/pacemaker/commit/564f7cc2a51dcd2f28ab12a13394f31be5aa3c93
• http://rhn.redhat.com/errata/RHSA-2013-1635.html
• https://bugzilla.redhat.com/show_bug.cgi?id=891922
• https://github.com/ClusterLabs/pacemaker/commit/564f7cc2a51dcd2f28ab12a13394f31be5aa3c93

Get alerted when CVE-2013-0281 or the next vulnerability affects your stack